.seat-tr{
    margin-top: 5px;
    overflow: hidden;
    .seat-td{
      float: left;
      width: 80px;
      height: 60px;
      background-color: skyblue;
      margin-left: 5px;     
    }
    .active{
      background-color: red;
    }
    .disabled{
      background-color: #cdcdcd;
    }
}